import math
x = 10
x = 0b10
print(x, bin(x))
x = 0x12c
print(x, hex(x))
x = 2j
print(x ** 2)
print((-1)**0.5)
print(10 + 3)
print(10 - 3)
print(10 * 3)
print(10 / 3)
print(10 // 3)
print(10 ** 3)
print(10 % 3)
x = 1
x += 10
print(x)

PI = -3.14  # use uppercase for constants
print(round(PI), abs(PI))
print(math.atan2(1, 3**0.5 / 2))
